1. There are highly sensitive and delicately balanced ecosystems in the forest. ɭ�����и߶����С�����ƽ��ĸ�����̬ϵͳ��
2. In their summary, they state that this ape's vocal organ is not capable of producing delicately modulated or controlled sounds. �����ǵ�ժҪ�У�����˵����Գ��ķ�������û�����������ص��������Ƶ�������
3. Mom still does not know that many years ago I was watching from the other room as she delicately removed the chain from the tree, one link at a time. ��������֪��������ǰ����С�������ذ�ֽ��������һ��һ��ȡ����ʱ����������һ�����������������һ�С�